Korkers Footwear Men's IceJack BOA Snow Boot 100% Leather and synthetic Imported Rubber sole Shaft measures approximately 9.5" from arch Heel measures approximately 2" Platform measures approximately 1.25" Waterproof snow boot featuring BOA speed-lacing system and protective toe cap Omnitrax 3.0 interchangeable sole system 600 grams Thinsulate insulation Includes two interchangable soles - Snowtrac winter lug and Icetrac carbide studded lug